| Classification | Rubiaceae: Calycophyllum | 
| Classification 1 | Rubiaceae: Wittmackanthus | 
| Classification 2 | Rubiaceae: Pallasia | 
| Harvard University Herbaria Barcode(s) | 01154578 | 
| Type Status | Isotype | 
| Collector | R. Schomburgk | 
| Collector number | 356 | 
| Country | Guyana | 
| Geography | South America: South America (Region) (Region): Guyana | 
| Locality | Pirara, &c. Brit. Guiana | 
| Date Collected | 1841 - 1842 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/12315559-07d5-4d46-ae3e-3c91e960159f | 
| Harvard University Herbaria Barcode | 01154578 | 
| Herbarium | GH | 
| Previous ownership | Ex Herbario Musei Britannici | 
| Family | Rubiaceae | 
| Type Status | Isotype | 
| Isotype of | Calycophyllum stanleyanum R. H. Schomburgk | 
| Verified by | Kittredge, Walter Tobey | 
| Date Determined | 2016 | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Calycophyllum stanleyanum R. H. Schomburgk) London J. Bot. 1844. 3: 622. | 
| Family | Rubiaceae | 
| Determination | Wittmackanthus stanleyanus (R. H. Schomburgk) Kuntze | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2016 | 
| Determination Remarks | [current name] | 
| Family | Rubiaceae | 
| Determination | Pallasia stanleyana (R. H. Schomburgk) Klotzsch | 
| Determination Remarks | [label name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |